Add 72/75 and 18/54
72/75 + 18/54 is 97/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
72/75 = 72 × 18/75 × 18 = 1296/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
18/54 = 18 × 25/54 × 25 = 450/1350 - Add the two like fractions:
1296/1350 + 450/1350 = 1296 + 450/1350 = 1746/1350 - 1746/1350 simplified gives 97/75
- So, 72/75 + 18/54 = 97/75
In mixed form: 122/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/75+36/54 72/75+90/54